This new edition of A Dictionary of Construction, Surveying, and Civil Engineering is the most up-to-date dictionary of its kind. In more than 8,000 entries it covers the key areas of civil and construction engineering, construction technology and practice, construction management techniques and processes, as well as legal aspects such as contracts and procurement. It has been updated with more than 600 new entries spanning subjects such as sustainability, new technologies, disaster management, and building software. New additions include terms such as Air source heat pump, hydraulic failure, mechanical ventilation with heat recovery, off-site construction, predictive performance, sustainable development, and value engineering. Useful diagrams and web links complement the text, which also includes suggestions for further reading. With contributions from more than 130 experts from around the world, this dictionary is an authoritative resource for engineering students, construction professionals, and surveyors. Preface Acknowledgements A-Z text Further reading Professor Christopher Gorse is Director of the Leeds Sustainability Institute at Leeds Beckett University where he holds a Chair in Construction and Project Management. He is currently the Chair of the Association of Researchers in Construction Management (ARCOM), Chair of the International Conference for Sustainable Ecological Engineering Design for Society (SEEDS) and is a founding member of the Building Performance Network. Chris is a Chartered Builder and Engineering Professors' Council Member, holding Principal Investigator positions for major construction, environment and energy research projects. Chris has written extensively on buildings, construction law, education, management, energy efficiency, digital innovation and sustainability. Dr David Johnston is a Professor of Building Performance Evaluation within Leeds Sustainability Institute. He has over twenty five years' experience of applied and theoretical research and consultancy in low carbon housing and is a leading expert in coheating testing and building performance evaluation. He has led and managed numerous field trial projects in both new and existing dwellings, involving detailed in-use monitoring of energy consumption, the analysis of occupant behaviour and detailed evaluations of the fabric and services performance of domestic buildings. He is an expert member of the British Standards Institution B/540/9 and CEN Technical Committee 89 Working Group 13. He is also the co-author of numerous technical reports and peer reviewed publications. Dr Martin Pritchard (BEng Hons, PGCHE, APDRAS, PhD, SFHEA, CEng FICE) is a Reader in Civil Engineering at Leeds Beckett University. He is a civil engineer and has conducted extensive international work on water purification systems and developed sustainable approaches to infrastructure works in developing countries. He also has a particular interest in geotechnics and computer modelling